﻿<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>MeshVisualizer</title>
    <meta charset="utf-8" />
    <link href="../../../ThirdParty/Cesium/Widgets/widgets.css" rel="stylesheet" />
    <style>
        html, body, #cesiumContainer {
            width: calc(100%);
            height: calc(100%);
            margin: 0;
            padding: 0;
        }
    </style>
</head>
<body>
    <script id="vertexShader" type="x-shader/x-vertex">

        void main()	{

        gl_Position = vec4( position, 1.0 );

        }

    </script>

    <script id="fragmentShader" type="x-shader/x-fragment">

        uniform vec2 resolution;
        uniform float time;

        void main()	{

        vec2 p = -1.0 + 2.0 * gl_FragCoord.xy / resolution.xy;
        float a = time*40.0;
        float d,e,f,g=1.0/40.0,h,i,r,q;
        e=400.0*(p.x*0.5+0.5);
        f=400.0*(p.y*0.5+0.5);
        i=200.0+sin(e*g+a/150.0)*20.0;
        d=200.0+cos(f*g/2.0)*18.0+cos(e*g)*7.0;
        r=sqrt(pow(abs(i-e),2.0)+pow(abs(d-f),2.0));
        q=f/r;
        e=(r*cos(q))-a/2.0;f=(r*sin(q))-a/2.0;
        d=sin(e*g)*176.0+sin(e*g)*164.0+r;
        h=((f+d)+a/2.0)*g;
        i=cos(h+r*p.x/1.3)*(e+e+a)+cos(q*g*6.0)*(r+h/3.0);
        h=sin(f*g)*144.0-sin(e*g)*212.0*p.x;
        h=(h+(f-e)*q+sin(r-(a+h)/7.0)*10.0+i/4.0)*g;
        i+=cos(h*2.3*sin(a/350.0-q))*184.0*sin(q-(r*4.3+a/12.0)*g)+tan(r*g+h)*184.0*cos(r*g+h);
        i=mod(i/5.6,256.0)/64.0;
        if(i < 0.0) i+=4.0;
        if(i>=2.0) i=4.0-i;
        d=r/350.0;
        d+=sin(d*d*8.0)*0.52;
        f=(sin(a*g)+1.0)/2.0;
        gl_FragColor=vec4(vec3(f*i/1.6,i/2.0+d/13.0,i)*d*p.x+vec3(i/1.3+d/8.0,i/2.0+d/18.0,i)*d*(1.0-p.x),1.0);

        }

    </script>

    <div id="cesiumContainer">
    </div>
    <div id="creditContainer" style="display: none;">
    </div>
    <script src="../../../ThirdParty/Cesium/Cesium.js" type="text/javascript"></script>
    <script src="../../../Source/ThirdParty/ammo.js-master/examples/js/three/three.js"></script>

    <script src="../../../appconfig.js"></script>
    <script src="../../../dist/CesiumMeshVisualizer.js"></script> 
    <script src="../common.js"></script>
    <script src="three_common.js"></script>
    <script> 
        var geometry = new THREE.PlaneBufferGeometry(2, 2);

        uniforms = {
            time: { value: 1.0 },
            resolution: { value: new THREE.Vector2(viewer.scene.canvas.width, viewer.scene.canvas.height) }
        };

        var material = new THREE.ShaderMaterial({

            uniforms: uniforms,
            vertexShader: document.getElementById('vertexShader').textContent,
            fragmentShader: document.getElementById('fragmentShader').textContent

        });
        material.cull = false;
        var mesh = new THREE.Mesh(geometry, material);

        scene.add(mesh);
        scene.beforeUpdate.addEventListener(function (frameState) {
            mesh.material.uniforms.time.value += 0.05;
        })

    </script>


</body>
</html>
